221236624

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{18461}}^1$

素因数の和:18583

約数の個数: 40

約数和(自身を含む): 494486208

約数和(自身を除く): 273249584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 214, 428, 749, 856, 1498, 1712, 2996, 5992, 11984, 18461, 36922, 73844, 129227, 147688, 258454, 295376, 516908, 1033816, 1975327, 2067632, 3950654, 7901308, 13827289, 15802616, 27654578, 31605232, 55309156, 110618312, 221236624]

約数ペア:

[(1, 221236624), (2, 110618312), (4, 55309156), (7, 31605232), (8, 27654578), (14, 15802616), (16, 13827289), (28, 7901308), (56, 3950654), (107, 2067632), (112, 1975327), (214, 1033816), (428, 516908), (749, 295376), (856, 258454), (1498, 147688), (1712, 129227), (2996, 73844), (5992, 36922), (11984, 18461)]